MedicalVocabulary.org
Medical vocabulary with 16,436 clear, complete and reliable definitions.
About MedicalVocabulary.org
The most complete online medical dictionary: 16,436 terms covering anatomy, physiology, pathologies, diagnostic exams, pharmacology and every clinical specialty.
Designed for 3 kinds of users:
- Patients and family who want to understand a diagnosis, a medical report or instructions from a doctor.
- Students of medicine, nursing, physiotherapy and the health professions, dealing with technical terminology.
- Doctors, pharmacists and healthcare workers who need a quick and reliable reference.
Definitions are written in clear, accessible language while keeping the rigor required for professional use. Each term has a dedicated URL, instant autocomplete search, and can be shared on WhatsApp, Facebook, X and via email with one click.
- 100% free
- No registration
- No intrusive ads
- Privacy by design
- Mobile friendly
Disclaimer: the content is for informational and educational purposes only and does not replace medical advice. If you have doubts about your health, always consult a qualified professional. In case of emergency call your local emergency number (911 in the US, 112 in the EU).
Nerve, third cranial
The third cranial nerve is the oculomotor nerve. The cranial nerves emerge from or enter the skull (the cranium), as opposed to the spinal nerves which emerge from the vertebral column. There are twelve cranial nerves. The oculomotor nerve…
Read the definitionRandom terms
Show more- GALT deficiency Lack of the enzyme called GALT (galactose-1-phosphate uridyl transferase) which causes the genetic metabolic…
- Bile duct cancer An uncommon type of cancer that arises from the bile duct, the tube that connects the liver and the…
- Wormwood The essence of absinthe, an emerald-green liqueur flavored with extracts of the wormwood plant, licorice and…
- Grief, unresolved See: Complicated grief
- Thiazolidinedione (Pronounced THIGH-ah-ZO-li-deen-DYE-own.) A class of drugs for type 2 diabetes that lower the blood sugar by…
- Thrombosis The formation or presence of a blood clot in a blood vessel. The vessel may be any vein or artery as, for…
- Tocolytic agent A medication that can inhibit labor, slow down or halt the contractions of the uterus. Tocolytic agents are…
- Fear of sexual intercourse An abnormal and persistent fear of male-female sexual intercourse. Sufferers of this fear experience undue…
- CCK Cholecystokinin
- Sulci The plural of sulcus
- Uterus, contraction of the The tightening and shortening of the uterine muscles. During labor, contractions accomplish two things: (1)…
- Marshall W. Nirenberg A disorder characterized by advanced bone age at birth, broad forehead, prominent eyes, and small chin. There…